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Do Larger and Older Individuals Occupy Better Areas in the Colony of Qinghai Toad-headed Agamas?
作者姓名:Eduard GALOYAN  Natalia SOPILKO  Anna KOVALYEVA  Yin QI
作者单位:1. A.N.Severtsov Institute of Ecology and Evolution;2. Lomonosov Moscow State University;3. Chengdu Institute of Biology, Chinese Academy of Sciences
基金项目:the National Natural Science Foundation of China (32270527, 31872233) to Yin QI;
摘    要:Group living reduces the chances of predation. This is also true for burrowing animals,which use burrows as refuges to escape predators.Living in the center of a colony is the safest because it offers access to the greatest number of burrows;however, it is stressful due to frequent aggressive interactions there. We predicted that larger and older animals should occupy areas of a colony with a higher density of burrows than smaller and younger ones. To test this prediction, we observed individual...

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